Comparison

Metro Sort vs Monoline

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Metro Sort

Features
Read full description

All aboard for the ultimate train puzzle adventure! Welcome to Train Sort, the addictive hybrid casual puzzle game where your mission is to guide trains, sort passengers by color, and clear the tracks without a crash. Test your strategy, timing, and puzzle-solving skills as you navigate through stations, tunnels, and tricky layouts. How to Play: • Tap a train to select it, then tap a station to move. • Watch as passengers matching the train’s color board automatically. • Offload passengers that don’t match into available station slots. • Fill your train with only matching passengers, then send it to the exit. • Avoid collisions and complete your mission before running out of moves! Key Features: • Strategic Gameplay – Plan your moves, choose the right paths, and manage limited moves. • Challenging Levels – From simple layouts to complex multi-track puzzles. • Special Tracks & Obstacles – Locked tracks, blocker trains, hidden passengers, and color-only rails keep the challenge fresh. • Power-Ups to Help You Win: • Extra Moves – Keep your journey going. • Swap Train – Instantly move a train to another station. • Magic Wand – Fill your train instantly with matching passengers. • Replay Anytime – Master levels to earn more coins and beat your own scores. Tips for Success: • Always look for the shortest safe route. • Unlock blocked tracks by collecting the right passenger. • Use tunnels wisely to get new passengers when stations have space. • Save your power-ups for tough moments. Rewards & Economy: Earn coins by winning levels. Spend coins on power-ups or to continue after a fail. Watch ads for bonus rewards and extra moves. Immersive Train World: Enjoy a vibrant top-down 3D art style with detailed trains, lively stations, and colorful passengers. Whether you’re a casual gamer or a puzzle master, Train Sort offers hours of engaging gameplay that’s easy to pick up but challenging to master. Why You’ll Love Train Sort: Simple tap controls, deep strategy. Fun for all ages – no internet required to play. Hundreds of unique puzzles to solve. A relaxing yet brain-teasing train experience. Are you ready to become the ultimate train master? Download Train Sort now and start sorting your way to victory!

About

Monoline

Connect every dot with a single, unbroken stroke without lifting your finger or retracing lines. This minimal puzzle game offers over 500 handcrafted levels, daily challenges, and unlockable themes. Play offline and enjoy satisfying sound and haptic feedback.

Highlights
  • 505 handcrafted levels
  • One-way line puzzles
  • Star rating system
  • Unlockable themes
  • Daily Challenge
  • Smart hints
  • Offline play
Features
Read full description

Monoline is a beautifully minimal one-stroke puzzle. Connect every dot in a single unbroken line - never lift your finger. Simple to learn, wonderfully hard to master. Trace the whole shape in one continuous stroke, crossing each connection exactly once. From a gentle triangle to fiendish lattices, all 505 levels are made by hand. FEATURES - 505 hand-crafted one-line puzzles, from easy to brain-bending - A charming story to untangle - meet Lin, Knot and Pip between levels - Seasonal celebrations: spooky Halloween, glowing Diwali and cozy Christmas, each with its own look - A daily challenge and streaks to protect - Earn coins and collectible achievements as you solve - Beautiful themes to unlock as you progress - Plays offline - no wifi needed - No account, no sign-up. Free to play. One line, every dot - can you solve them all?

Screenshots

Metro Sort4 screens
Monoline4 screens

Verdict

The call

The clearest difference is iOS requirement: Metro Sort at 15.0 against Monoline's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Metro Sort ships an update weekly, Monoline every 5 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 8 level
Metro Sort versus Monoline: the parameters behind the verdict, then further details
ParameterMetro SortMonoline
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyWeeklyEvery 5 days — better
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size226 MB10 MB
Age rating17+4+
DeveloperTLC STUDIOS PRIVATE LIMITEDMobirizer

In-app purchases

None

Metro Sort

No in-app purchases

None

Monoline

No in-app purchases

Questions

Is Metro Sort free?
Metro Sort is free to download, with no in-app purchases.
Is Monoline free?
Monoline is free to download, with no in-app purchases.
Do Metro Sort or Monoline have ads?
Both Metro Sort and Monoline show ads.
Which is updated more often, Metro Sort or Monoline?
Metro Sort ships an update weekly, and Monoline every 5 days. Most recently, Metro Sort was updated on October 28, 2026 and Monoline on October 29, 2026.

Other comparisons